Scale Value to Range

scaleValueToRange.js

const scaleValueToRange = ({
  value = 0,
  fromMinimum = 0,
  fromMaximum = 1000,
  toMinimum = -100,
  toMaximum = 100
}) => {
  const scaledValue = (( value - fromMinimum) / (fromMaximum - fromMinimum)) * (toMaximum - toMinimum) + toMinimum 
  return {
    fromMinimum,
    fromMaximum,
    toMinimum,
    toMaximum,
    equation: `(( ${value} - ${fromMinimum}) / (${fromMaximum} - ${fromMinimum})) * (${toMaximum} - ${toMinimum}) + ${toMinimum} = ${scaledValue}`,
    scaledValue
  }
}

const value = 0
const result = scaleValueToRange({ value, fromMaximum: 1, toMinimum: -1.0, toMaximum: 1.0 })

console.log({ value, ...result })